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2812做UPS使用外部AD8364，PWM中断触发外部AD，但电流采样不到，请问为什么？电压能采样到，我的电流霍尔是放在输出滤波电感之前，逆变桥之后的。
请检查输入到ADS8364的HOLDx信号以及对应的输出中断请求信号，如果有中断信号产生则建议查软件
